Hewitt Road

SAUnclassified road2.7 km6 segments

2.5Sports

6.3Safety

2.7 kmTotal length

6Segments

Hewitt Road is a 2.7 km sealed road in South Australia, Australia. It scores 5.9/10 for 4WDs with straight corners and rough surface.

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Vehicle scores

2.5/10

SPTSportsSealed roads, curviness, mountain passes

4.7/10

MOTMotoTight bends, switchbacks, technical roads

4.2/10

EVEVSmooth surface, sealed roads, range-friendly

5.9/10

4WD4WDGravel access, off-road suitability

2.7/10

VANCaravanSmooth sealed, gentle grades, no steep passes

Segment quality distribution

Sports score - 6 segments

Poor (<4)100%

Sports score IQR: 2.4 - 2.4

Surface

Surface coverage

Sealed21%Unsealed79%

Score breakdown

Median component scores across all segments

Surface

3.5

Median surface quality. Smooth sealed asphalt scores 10. Chipseal 8. Gravel 5.

Curviness

1.5

Median curviness. Higher scores mean more bends per kilometre.

Speed

7.0

Speed limit suitability. Sweet spot is 60-110 km/h.

Road classUnclassified road

8.0

Road classification. Motorways score zero. Tertiary roads score 9.

Traffic

9.0

Estimated traffic density. Lower traffic = higher score.

Elevation

7.2

Elevation change per kilometre. More climbing = higher score.

Road intel

Wet riskElevated

Average wet sensitivity across segments, based on surface, drainage, gradient and local rainfall.

Night riskPresent

Visibility at night across the road, weighted by lighting, tree canopy density and curves.

Wind exposureModerate

Average wind exposure across segments, based on measured wind speed, terrain and shelter. Relevant for motorcycles and caravans.

Sun glarePresent

East-west segments exposed to sunrise and sunset glare, adjusted for tree cover.

Road environment

Geometry and climate-derived risk indicators

Wet road exposure61%

Night driving risk49%

Wind exposure58%

Sun glare risk93%

Wildlife strike risk11%

Risk values derived from road geometry, orientation, weather station data, and satellite canopy cover. 0 = minimal risk, 1 = maximum risk.

Segments

Top 10 segments by sports score

IDSurfaceLengthSportsMotoEV

#139965898Asphalt0.32 km7.37.37.2 #139972058Asphalt0.05 km5.14.95.8 #139972057Asphalt0.02 km4.94.75.6 #139965899Asphalt0.04 km4.54.35.0 #140153303Asphalt0.21 km3.75.56.8 #140153304Unpaved0.50 km2.46.04.0 #140153308Unpaved0.47 km2.44.24.0 #140153305Unpaved0.50 km2.44.24.0 #140153307Unpaved0.50 km2.44.34.0 #140153306Unpaved0.50 km2.44.24.0

API reference

Road aggregate data via the Contour API

GET/api/v1/roads/hewitt-road-saRoad aggregate - scores, stats, risk profile, activity, segment list

GET/api/v1/roads/search?q=Hewitt%20Road&state=SASearch roads by name

Councils & Government

This road is part of SA's road network. Contour scores every road in Australia for surface condition, curviness, grey spot classification, and 4WD track passability. If your organisation manages this road or promotes tourism in the region, this data is available via API.

Enquire about council data access →

Frequently asked questions

How long is Hewitt Road?+

Hewitt Road is approximately 2.7 km long. At typical touring speeds, expect a few minutes of driving end to end, excluding stops.

Is Hewitt Road sealed?+

Yes. Hewitt Road is fully sealed for its entire length.

Is Hewitt Road good for motorcycles?+

It is passable. Hewitt Road scores 4.7/10 for motorcycles. Consider it a connector rather than a destination ride.

Can I drive Hewitt Road in a caravan?+

Not recommended. Hewitt Road scores 2.7/10 for caravans due to geometry, surface or gradient. Consider an alternative route if towing.

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Road data last updated: 2 May 2026. Scores are based on road geometry, surface, and traffic data. Always drive to conditions and follow local road rules.

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